package com.decade.storage.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.decade.storage.entity.Storage;

/**
 * @Author: decade
 * @Description:
 * @Date: 2021/1/27 13:13
 **/
public interface StorageMapper extends BaseMapper<Storage> {
    void decrease(Long productId, Integer count);
}
